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-rw-r--r--prolog/problems/lists_advanced/len_2/en.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/prolog/problems/lists_advanced/len_2/en.py b/prolog/problems/lists_advanced/len_2/en.py
index 6518eec..98eac2a 100644
--- a/prolog/problems/lists_advanced/len_2/en.py
+++ b/prolog/problems/lists_advanced/len_2/en.py
@@ -40,7 +40,7 @@ remember that unification is implicitly performed with the predicate's arguments
''',
'predicate_always_false': '''\
-<p>It seems your predicate is <emph>always</emph> "false". Did you give it the correct name,
+<p>It seems your predicate is <em>always</em> "false". Did you give it the correct name,
or is it perhaps misspelled?</p>
<p>If the name is correct, check whether something else is misspelled, perhaps there is a full stop instead of
a comma or vice versa, or maybe you typed a variable name in lowercase?</p>